JPH087774Y2 - Double floor outlet device - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a double-floor apparatus in which a large number of floor panels are laid on a floor base with appropriate gaps, and the floor panels adjacent to each other are provided. The present invention relates to an outlet device in which a cover of an outlet attached between edges is provided so as to be openable / closable and detachable.

[Conventional technology]

In recent years, in offices, etc., the floor has been constructed into a so-called double floor in which a large number of floor panels are laid on a base such as a concrete floor at appropriate intervals, and the space below the floor panel in this double floor is constructed. By crawling the cords on the floor panel, the state where the cords crawl on the upper surface of the floor panel for a long time is wiped out, and the environment of the office is improved.

In the double floor, a long rail is arranged on a floor base appropriately so that the height can be adjusted by an adjuster, and floor panels are arranged adjacent to each other so as to sandwich the rail, and the adjacent floors are arranged. By forming a gap between the side edges of the panel to form a space for arranging the cords,
It is possible to pull out the cords from the upper surface of the rail into the indoor space above the floor panel, and facilitate the floor panel laying work, the wiring work after the floor panel laying, and the floor panel height adjusting work. It becomes.

And, in the gap between the floor panels formed as the space where the cords are arranged, at the same time, an outlet for supplying power to various office electric devices used in the room on the floor panel is appropriately provided in the room. An outlet cover, which is fixedly provided at a plurality of positions and in which the outlet is provided, is detachably attached or rotatably opened / closed so as to cover the opening when the outlet is not used.

[Problems to be solved by the device]

However, in the case of a detachable outlet cover, it is not only necessary to remove the cover each time a plug from an electric device is inserted into the outlet, but also the cover must be attached again after the plug is removed. , The work is time-consuming, and in the case of a cover that can be freely opened and closed, although the work of inserting and removing the plug can be easily done, it is often used with the cover open,
Therefore, there is a possibility that the pivotally attached portion may be damaged by unreasonable force by hooking a foot on the cover, and the cover may be an obstacle in wiring work or the like.

In view of the above points, the present invention has a cover which can be opened and closed and which can be freely opened and closed, which is located above an outlet installed in a gap between both floor panels in a double floor. It is an object of the present invention to provide a double-floor outlet device that can be installed very easily and can be easily installed and changed to a desired position along a gap.

[Means for solving the problem]

In order to solve the above problems, the present invention provides a double floor in which a large number of floor panels are laid on a floor base with appropriate gaps, and the side plates facing adjacent floor panels have substantially the same length in the length direction. An outlet is fixed to the provided ridge with the insertion opening directed obliquely upward, and a frame body having a width wider than the gap between both floor panels and having an opening in the center is provided between the upper surface of the floor panel above the outlet. And a screw inserted downward from the upper surface on one side along the gap of the frame body is screwed into a fixing plate locked between the lower surfaces of both ridges in a erected state. An engaging hole is formed at an appropriate position of a mounting plate protruding from one side into the opening, and a curved claw piece that engages with the engaging hole and can be rotationally inserted and removed is provided on one side of the cover that can close the opening. A semi-circle that is formed and projects this claw piece from one side of the cover to the outside of the cover. And a semi-circular second bending portion that is continuous with the free end portion of the first bending portion and protrudes inward of the cover, and further includes a second bending portion of the second bending portion. The radius of curvature is set to be larger than the size of the engagement hole in the same direction as the direction connecting the engagement side base end and the free end of the cover in the closed posture, and the frame of the inner peripheral edge of the frame is A stepped stop edge that contacts the inner surface of the cover is formed at a position lower than the upper surface of the body by the plate thickness of the cover, and the mounting plate is positioned such that the upper surface thereof is lower than the upper surface of the stop edge. A double floor, in which a joint plate for covering it is inserted into a gap located in the front and rear of the frame body, and the frame body is abutted on the upper surface of the joint plate from above. Configured the outlet device in.

[Action]

The outlet mounting device for a double floor according to the present invention having the above-mentioned contents, the frame body is placed between the upper surfaces of both floor panels at the upper position of the outlet fixed to the ridge of the adjacent floor panel, and in the gap. The upper side of the floor panel is fixed to the frame and the fixing plate by screwing only one side by screwing the screw inserted downward from the upper surface along one side to the fixing plate that is locked between the lower surfaces of both ridges. The cover is attached so as to sandwich the lower surface of the ridge, and the cover inserts a claw piece along the curve into an engagement hole of a mounting plate that projects from one side into an opening provided in the central portion of the frame body. As a result, the sliding change is continuously made from the inclined open state to the horizontal state in which the opening is closed.
The radius of curvature of the semicircular second curved portion of the claw piece is set to be larger than the size of the engagement hole in the same direction as the direction connecting the engagement-side base end and the free end of the cover in the closed posture. By doing so, even if you hold one side of the cover and operate it in the inclined open state,
The second curved portion is in contact with the inner surface of the mounting plate, and the claw piece is prevented from coming off from the engaging hole to the outside. That is,
By performing the two-step operation of lifting the one side of the claw upward while operating the cover in the inclined open state,
The cover can be removed by removing the second curved portion outward from the engagement hole. Further, by bringing the frame body into contact with the upper surface of the joint plate from above, it is possible to surely prevent the frame body from coming into contact with the gap and moving out of the gap so as to surely prevent the frame body from coming into contact with the gap. can do. Further, when the cover is changed from the open state to the closed state, the cover is brought into contact with the stopper edge to maintain the closed state, and at that time, the outer surface of the cover and the upper surface of the frame body can be made flush with each other. it can. Moreover, since the mounting plate is arranged below the toe,
The outer surface of the cover on the side of the claw and the upper surface of the frame can be made flush with each other. Further, after loosening the screw and moving it to a desired position along the gap between the floor panels, the screw is tightened again to fix the frame body.

〔Example〕

Hereinafter, the present invention will be described in more detail with reference to the embodiments shown in the drawings.

FIG. 1 is a simplified perspective view of a room space adopting a double floor device, and FIG. 2 is an enlarged view of a main part of the double floor device. In FIG. 1, 1 is a floor panel having a substantially rectangular shape in plan view. Reference numeral 2 denotes rails supported on the floor base 6 via support members 5 each having the adjuster bolts 4 provided upright on both sides along the longitudinal direction of the substrate 3.

The floor panel 1 has a thin box-shaped support frame 7 in which a lightweight and highly rigid reinforcing member 8 such as a honeycomb member made of an incombustible material is provided, and a metal plate top plate 9 is provided on the upper surface of the reinforcing member 8. The side plate 10 is formed by bending the four peripheral edges of the top plate 9 downward, and the mid-height portion of the side plate 10 is outwardly bent and folded back into a U-shape to form four sides. Ridge on the side
11 is formed, and its upper surface is a horizontal step 12.

The rail 2 is formed in a substantially downward U-shaped cross section, and a wiring groove 13 is formed in the center of the upper surface along the longitudinal direction, and the left and right long side edges sandwiching the groove 13 are provided. The side edges of the left and right floor panels 1 and 1 arranged so as to sandwich the rail 2 are placed, and screw holes 14 are provided at left and right positions sandwiching the groove 13 at intervals of one side dimension of the floor panel 1. , 14 are formed, the screw holes 14 are located in the gaps 15 between the side edges of the floor panels 1, 1 adjacent to each other along the longitudinal direction of the rail 2, and the adjuster bolts 4 of the support member 5 are inserted in the screw holes 14 respectively. Screw the floor base 6
By supporting above, the corners of the four floor panels 1 are simultaneously supported on the floor base 6 via the adjuster bolts 4, and the adjuster bolts 4 are provided between the adjacent side edges of the floor panels 1, 1. It can be rotated from the gap 15.

Then, a reinforcing member 16 having a generally upward U-shaped cross section is fixedly or fitted over substantially the entire length of the groove 13 of the rail 2 in the longitudinal direction, and the reinforcing member 16 is extended and formed in an L-shape from the left and right ends of the reinforcing member 16. Pieces 17 and 17 project upward to the left and right of the groove 12,
By arranging the side plate 10 of the support frame 7 of the floor panel 1 on the positioning piece 17, a gap 15 is formed between the floor panels 1 and 1 that are adjacent to each other in the longitudinal direction of the rail 2 and the side edge of the floor panel 1 is formed. Ridge 1
The floor panel 1 can be positioned in a state in which a groove 13 for arranging a cord or the like that opens above the floor panel 1 is positioned below the floor panel 1.

It should be noted that the reinforcing member 16 is practical if a long hole 19 communicating with the long hole 18 is provided at a position where it overlaps with the long hole 18 for pulling out the cord provided at a proper position of the rail 2.

In the double floor device configured as described above, a large number of floor panels 1 are supported on the left and right of one rail 2, and the height of each rail 2 is adjusted in sequence to obtain a large number of floor panels 1. The height can be adjusted quickly and accurately,
The cords and the like laid on the floor base 5 are once placed in the groove 13 from the long hole 18 of the rail 2 and passed through the gap 15 between the floor panels 1 and 1 adjacent to the floor from the groove 13 to the floor. It can be pulled out to the indoor space above the panel 1, and the cord processing can be performed easily and smoothly. Also, adjacent floor panels 1,1
The side surface of the support frame 7 is brought into contact with the positioning piece 17 for positioning, and the floor panel 1 can be installed at a predetermined position quickly and accurately.

Further, since the rail 2 is formed with the groove 13,
Since the groove 13 functions as a rib to improve the bending strength of the rail 2, the supporting strength of the rail 2 with respect to the floor panel 1 can be improved without increasing the thickness of the rail 2.

And, in the gap 15 surrounded by the side plate 10 and the step portion 12 of the floor panel 1 arranged adjacent to each other as described above, the gap is
A joint plate 20 for covering the upper opening of 15 and forming the same plane as the floor panel 1 is fitted and inserted.

The joint plate 20 is formed in a substantially downward U-shaped cross section in which leg portions 22 are provided from both side edges of a front plate portion 21 having a width substantially the same as the width of the gap 14 between the floor panels 1 and 1. The joint plate 20 is fitted into the gap 15 with the legs 22 of the joint plate 20 abutting on the stepped portions 12 of the adjacent floor panels 1, 1 to cover the opening of the gap 15. In addition, it forms the same plane as the floor panel 1. The joint plate 20 is formed of synthetic resin or the like, and the lower end portion of the leg portion 22 of the joint plate 20 has an elastic force (not shown) that can be fitted between the both side plates 10, 10 in a butted state without rattling. The part is protruding.

Further, as shown in FIGS. 3 to 6, a power cord 23 for supplying power to electric equipment is provided in the groove 13 of the rail 2 located below the gap 15 between the floor panels 1 and 1. In addition, the plug 25 connected to the end of the cord 24 of the electric device is inserted into the tip or the middle of the power cord 23.
30 are connected. The present invention relates to an outlet cover 31 which is provided above the outlet 30 including a state where the outlet 30 is attached.

The outlet cover 31 includes a frame 32, a fixing plate 33, and a cover 34. The frame body 32 has a width wider than the gap 15 between the floor panels 1 and 1, that is, the gap between the upper surfaces of the top plates 9, forms an opening 35 having a rectangular shape in plan view at the center, and lowers the outer peripheral edge. To form a slope 36 that does not trip over, and a through hole 39 through which a screw 38 is inserted downwardly through the space between the protrusions 11 and 11 is formed on the upper surface 37 on one side along the gap 15.
A mounting plate 40 is projected substantially horizontally from the upper surface 37 on the other side into the opening 35, and engaging holes 41 made of elongated holes are formed on both sides along the inner edge of the mounting plate 40. A stepped stop edge 42 that contacts the inner surface of the cover 34 is provided at a position lower than the upper surface 37 by the plate thickness of the cover 34 at three inner edges except one side of the opening 35 projecting the mounting plate 40. It was formed. The height position of the mounting plate 40 is set lower than that of the stop edge 42. The slope 36 of the frame 32 is brought into contact with the upper surface of the joint plate 20 from above to prevent the joint plate 20 from coming off. Further, the fixing plate 33 is provided with the ridges 11 and 11 of the adjacent floor panels 1 located on both sides of the gap 15.
It has a length that allows it to be locked between the lower surfaces in a erected state, and the screw is provided at a position corresponding to the upper and lower sides of the through hole 39 of the frame body 32 at the center thereof.
38 forms a screw hole 43 into which the screw 38 can be screwed. The cover 34 has a shape capable of closing the opening 35 in a state of being supported by the stopper edge 42 of the frame 32, and the cover 34 is provided at a position corresponding to the engagement hole 41 on one side. From a semi-circular first curved portion that projects outward and a semi-circular second curved portion that is continuous with the free end of the first curved portion and that projects inward of the cover 34. And a notch 45 for inserting the cord 24 is formed in the central portion on the other side.

The outlet 30 is provided with the ridges 11 of the floor panel 1.
Although it is detachably fixed by using, the embodiment shown in FIG. 3, FIG. 5 and FIG. 6 is fixed to the ridge 11 with a screw or the like, or a part of the ridge 11. The outlet main body 48 is fixed to the support plate 46 formed by cutting and raising with the screws 49, 49 with the insertion port 47 of the outlet 30 directed obliquely upward. It should be noted that a large number of the support plates 46 are provided at predetermined intervals along the ridges 11, and the support plate 46 at a desired position has an outlet.
I am making it possible to install 30.

In addition, as another mounting structure of the outlet 30, a fourth
What is shown in the figure is that the support plate 46 is erected on the mounting plate 50 that can be installed between the upper surface step portions 12, 12 of the ridges 11, 11, and the outlet main body 48 is provided on the support plate 46 in the same manner as described above. A screw 49 is used to stop it, and then it is inserted into a through hole provided in an appropriate place of the mounting plate 50 and screwed.
The fixing plate 5 in which 51 is locked between the lower surfaces of the ridges 11 and 11 as described above
It is to be screwed into and attached to 2.

Here, the angle of the outlet 30 fixed to the support plate 46 is optimally set so that the plug 25 can be easily inserted from diagonally above and at the same time the plug 25 does not project from the upper surface of the floor panel 1.

In the outlet device of the present invention, the outlet main body 48 is fixed to the ridge 11 via the support plate 46 with the screw 49 in a state where the insertion port 47 of the outlet 30 is directed obliquely upward, and then the outlet main body 48 is fixed. The frame body 32 is placed between the upper surfaces of the floor panels 1 above 30 and the frame body 32 is placed in a erected state. A screw hole 43 of the fixing plate 33, which is locked in a erected state, is screwed into the frame body 32 and the fixing plate 33 to clamp and fix the upper surface of the floor panel 1 and the lower surface of the ridge 11. Then, the claw pieces 44, 44 projecting from the diagonally upper side to the one side of the cover 34 are inserted into the engagement holes 41, 41 formed in the mounting plate 40 of the frame 32, and the opening 35 is closed. When it is rotated, the claw piece 44 is gradually and deeply inserted into the engaging hole 41 along its curved surface without resistance, and finally the periphery of the cover 34 is placed on the stop edge 42 at the inner edge of the opening 35. . Plug into the outlet 47 of the outlet 30
When connecting 25, by inserting a finger into the notch 45 of the cover 34 and lifting it, the claw piece 44 slides in the engagement hole 41 by the opposite operation to rotate the cover 34. Is open,
In that state, the plug 25 is inserted into the insertion port 47 through the opening 35. Further, when the cover 34 is pulled up in the state where the rotation is released, the claw piece 44 can be easily removed from the engagement hole 41. In addition, in order to move the installation location of the outlet 30, if it is attached to the fixed support plate 46, the outlet 30 is replaced with the support plate 46 at a desired position, and the screw 38 that fastens the frame 32 is attached. After being loosened, the screw 38 is moved integrally with the fixing plate 33 along the gap 15, and when it reaches the upper side of the outlet 30, the screw 38 is tightened and fixed again.

[Effect of device]

According to the double-floor outlet device of the present invention as described above, the frame body is placed between the upper surfaces of both floor panels above the outlets mounted on the protrusions located in the gap between the adjacent floor panels, and By simply screwing a screw inserted downward from the upper surface of one side of the frame into a fixing plate locked between the lower surfaces of both ridges, the frame and the fixing plate project onto the floor panel upper surface. It is possible to easily and surely fix the strip with the strip tightened from the top and bottom. The cover that closes the opening of the frame body can be opened and closed by sliding the claw piece on one side along the curve in the engagement hole of the mounting plate that projects in the opening of the frame body. You can In addition, when removing the cover from the frame, the cover cannot be removed from the frame without performing the two-step operation of lifting the cover claw side while opening the cover. It is possible to surely prevent the cover from being accidentally removed every time the cover is opened to insert the plug from the electric device, and it is possible to easily perform the wiring work by removing the cover during the wiring work. Further, when the cover is in the closed state, the outer surface of the cover and the upper surface of the frame body can be made flush with each other. Therefore, for example, when there is a step between the outer surface of the cover and the upper surface of the frame body, a foot is caught. It is possible to avoid troubles such as tripping. Further, since the frame body is configured to be brought into contact with the joint plate from above, the joint plate fitted and inserted does not accidentally come off during the broken line work, for example. Therefore,
Only by mounting the frame body, it is possible to prevent the joint plate from coming off, and the wiring work and the like can be performed quickly.
Furthermore, by loosening the screw and moving the outlet along the gap between the floor panels, after replacing the outlet, just tighten the screw again to fix the frame body,
Since the outlet can be easily moved to the desired position, the frame and fixing plate can be removed by completely removing the screw from the fixing plate, and it can be replaced only at the required position. It is not necessary to fix a large number of outlets to the floor surface, so that the cost can be reduced and the electrical equipment can be installed at the shortest distance.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view for explaining a room space adopting a double floor device, FIG. 2 is an exploded perspective view of a main part of the double floor device,
FIG. 3 is a perspective view of an essential part showing an embodiment of an outlet device of the present invention, FIG. 4 is a perspective view of an essential part of another embodiment, and FIG. 5 is a gap between floor panels adjacent to an outlet and an outlet cover. FIG. 6 is a vertical cross-sectional view in a state of being attached by utilizing the above, and FIG. 6 is a vertical cross-sectional view taken along line XX of FIG. 1: Floor panel, 2: Rail, 3: Board, 4: Adjuster bolt, 5: Support member, 6: Floor base, 7: Support frame, 8: Reinforcement body, 9: Top plate, 10: Side plate, 11: Projection Strip, 12: step, 13: groove, 14: screw hole, 1
5: gap, 16: reinforcing member, 17: positioning piece, 18: long hole, 19: long hole, 20: joint plate, 21: front plate part, 22: leg part, 23: power cord,
24: cord, 25: plug, 30: outlet, 31: outlet cover, 32: frame, 33: fixing plate, 34: cover, 35: opening, 3
6: Slope, 37: Top, 38: Screw, 39: Through hole, 40: Mounting plate, 41:
Engagement hole, 42: Stop edge, 43: Screw hole, 50: Mounting plate, 51: Screw, 5
2: Fuser plate.

Claims (1)

[Scope of utility model registration request] 1. In a double floor comprising a large number of floor panels laid on a floor base with appropriate gaps, outlets are provided on ridges provided in substantially the entire length direction of side plates facing adjacent floor panels. A frame having a width wider than the gap between the floor panels and having an opening in the center is placed between the floor panel upper surfaces above the outlet, and along the gap of the frame. A screw inserted downward from the upper surface of one side is screwed into a fixing plate that is locked between the lower surfaces of both ridges in an installed state, and is attached to an appropriate position of a mounting plate protruding from one side of the frame into the opening. A fitting hole is formed, and a curved claw piece that engages with the engagement hole and can be rotationally inserted and removed is formed on one side of the cover that can close the opening. A semi-circular first curved portion that projects outward from the cover and a free end portion of the first curved portion And a semi-circular second curved portion projecting inward of the cover, and further, the engagement side base end portion and the free end portion of the cover in a posture in which the radius of curvature of the second curved portion is closed. It is set to be larger than the size of the engagement hole in the same direction as the connecting direction, and the inner surface of the cover is located below the uppermost surface of the frame of the inner peripheral edge of the frame by the thickness of the cover. A stepped stop edge that contacts is formed, and the mounting plate is provided such that the upper surface thereof is lower than the upper surface of the stop edge, and the mounting plate is provided in a gap located in the front and rear of the frame body. An outlet device in a double floor, wherein a joint board for covering is fitted and the frame is brought into contact with the upper surface of the joint board from above.